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| author | Chris Lattner <sabre@nondot.org> | 2010-02-08 23:56:03 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-02-08 23:56:03 +0000 |
| commit | 63eca371e0fca606129f9b657aa4a7cebc71a0d0 (patch) | |
| tree | 1b723fcdb7d4dd8fed64439d24bb79aa8528a8e9 /lib/Transforms/InstCombine/InstCombineVectorOps.cpp | |
| parent | 230ef32a135d8999407d312daaafe5affe8ca1f7 (diff) | |
| download | external_llvm-63eca371e0fca606129f9b657aa4a7cebc71a0d0.tar.gz external_llvm-63eca371e0fca606129f9b657aa4a7cebc71a0d0.tar.bz2 external_llvm-63eca371e0fca606129f9b657aa4a7cebc71a0d0.zip | |
fix some problems handling large vectors reported in PR6230
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95616 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/InstCombine/InstCombineVectorOps.cpp')
| -rw-r--r-- | lib/Transforms/InstCombine/InstCombineVectorOps.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineVectorOps.cpp b/lib/Transforms/InstCombine/InstCombineVectorOps.cpp index f11f557888..20fda1a271 100644 --- a/lib/Transforms/InstCombine/InstCombineVectorOps.cpp +++ b/lib/Transforms/InstCombine/InstCombineVectorOps.cpp @@ -162,7 +162,8 @@ Instruction *InstCombiner::visitExtractElementInst(ExtractElementInst &EI) { // property. if (EI.getOperand(0)->hasOneUse() && VectorWidth != 1) { APInt UndefElts(VectorWidth, 0); - APInt DemandedMask(VectorWidth, 1 << IndexVal); + APInt DemandedMask(VectorWidth, 0); + DemandedMask.set(IndexVal); if (Value *V = SimplifyDemandedVectorElts(EI.getOperand(0), DemandedMask, UndefElts)) { EI.setOperand(0, V); |